19963578

素因数分解:

$2^1\times 3^1\times {\mathrm{631}}^1\times {\mathrm{5273}}^1$

素因数の和:5909

約数の個数: 16

約数和(自身を含む): 39998016

約数和(自身を除く): 20034438

約数列:

[1, 2, 3, 6, 631, 1262, 1893, 3786, 5273, 10546, 15819, 31638, 3327263, 6654526, 9981789, 19963578]

約数ペア:

[(1, 19963578), (2, 9981789), (3, 6654526), (6, 3327263), (631, 31638), (1262, 15819), (1893, 10546), (3786, 5273)]